Chilly Restaurant Has a Seasonal Demand Pattern and Has a General

Chilly restaurant has a seasonal demand pattern and has a general increase (trend) in business since receiving a favorable review in the gourmet section of the local newspaper. Given the following number of tables served each evening, calculate the demand for next week. The growth trend has been estimated as Ft = 35 + 5t.
$$\begin{array} { | c | c | c | c | c | c | } \hline & \begin{array} { c } \text { Week } \\\mathbf { 1 }\end{array} & & \begin{array} { c } \text { Week } \\\mathbf { 2 }\end{array} & & \begin{array} { c } \text { Week } \\\mathbf { 3 }\end{array} \\\hline \text { Thursday } & 20 & \text { Thursday } & 23 & \text { Thursday } & 27 \\\hline \text { Friday } & 25 & \text { Friday } & 29 & \text { Friday } & 33 \\\hline \text { Saturday } & 35 & \text { Saturday } & 41 & \text { Saturday } & 45 \\\hline \text { Sunday } & 15 & \text { Sunday } & 17 & \text { Sunday } & 20 \\\hline\end{array}$$